baber/WOPTO huggingface dataset:
Patent JP-H0451655-A (JP)
Title: Semiconductor laser driving device
Inventor: ITO KATSUMI
IPC: G03G15/04
Filed: 1990-06-19
Abstract: PURPOSE:To detect the abnormality of a semiconductor laser and the like before the semiconductor laser is damaged by providing an abnormality detection circuit detecting the abnormality of the semiconductor laser based on the detection result of the current of the semiconductor laser. CONSTITUTION:The current IOP required for obtaining the same laser output P is increased in accordance with the progress of the deterioration of the laser diode 12. The abnormality detection circuit 17 sets a limit current value I corresponding to a current Im and detects that the deterioration of the semiconductor laser 11 exceeds a prescribed allowable level, namely, the state of the semiconductor laser 11 becomes abnormal when the current IOP becomes larger than the current value I. Thus, the abnormality, namely, deterioration of the semiconductor laser 12 is detected before the semiconductor laser 12 is damaged.
Patent JP-2000346352-A (JP)
Title: Combustor
Inventor: BETSUSOU DAISUKE
IPC: F23N5/12
Filed: 1999-06-09
Abstract: PROBLEM TO BE SOLVED: To distinguish the drop of a flame rod output due to the insulator adhering to the flame rod and a burner and the drop of the flame rod output due to the drop of oxygen concentration from each other. SOLUTION: The voltage applied from a power source 20 to a flame rod 1 is set so that the flame current flowing through flame 3 may come close to saturation, and the flame resistance is raised to be larger than the resistance value of the insulator adhering to the flame rod and the burner, whereby the influence of the insulator has on the output of the flame rod is reduced. Furthermore, in low combustion, the detection of oxygen concentration is not performed, and the detection of oxygen concentration is performed by increasing the quantity of combustion more than the predetermined quantity of combustion.
Patent JP-H0913030-A (JP)
Title: Phosphor for electronic tube and electroluminescent phosphor
Inventor: SARUTA HISASHIROU
IPC: C09K11/56
Filed: 1995-06-28
Abstract: PURPOSE: To prevent the degradation in adhesion to the surface of a face panel or to obtain sufficient moistune-proof property. CONSTITUTION: In a phosphor for electronic tubes which is formed by activating a yttrium oxysulfide or zinc sulfide matrix with an activator or in an electroluminescent phosphor which is formed by activating a zinc sulfide matrix with an activator and a coactivator, the surface of the phosphor used is treated with an alkylcarboxylic acid deriv.
Patent JP-H05335999-A (JP)
Title: Radio equipment
Inventor: ONISHI MASAKI
IPC: H04B1/40
Filed: 1992-05-28
Abstract: PURPOSE:To prevent audio articulation from being damaged even at a strong electric field by selecting a branch excluding a compander when a detected reception electric field strength is stronger than a prescribed value and selecting a branch including the compander when less than the prescribed value. CONSTITUTION:When a reception electric field strength is strong, switches 4, 5 are selected to the position of an output terminal (a) by an output signal of a reception electric field strength detection circuit 9. The control operation is kept even in the transmission state and when the reception electric field strength is strong, a compressor 11 and an expander 6 are not in operation, even when talking a station without a compander is implemented, no sense of disorder takes place in the strength of the voice. On the other hand, when the reception electric field strength is weak, the switches 4, 5 are thrown to the position of an output terminal (b) by using an output signal similarly. The control operation is kept even in the transmission state, both the compressor 11 and the expander 6 are in operation and in this case, even when talking is made with a station without a compander, a sense of disorder due to the strength of the voice is not a problem.
Patent JP-S6318609-A (JP)
Title: Rotary transformer
Inventor: MACHIDA TETSUO
IPC: G11B5/02
Filed: 1986-07-11
Abstract: PURPOSE:To simplify the manufacturing of a rotary transformer by providing grooves in the portions corresponding to intermediate areas of a concentric coil on the other side of a magnetic core, thereby improving the degreasing efficiency. CONSTITUTION:Circular grooves 2 for mounting a coil are provided in a side 1a of a magnetic core 1, and through-holes 3 for introducing the coil end to the reverse side of the core 1 are provided at predetermined positions within the grooves 2. In the other side 1b, concentric thickness-restricting grooves 4 of a substantially same depth as the grooves 2 are provided in the middle of the grooves 2. For this, the thickness L of the grooves 2 portion and the thickness l of the grooves 4 portion become substantially same thus providing a core of a uniform thickness, and the increase in the surface area and the decrease in the volume cooperate to improve the degreasing efficiency and thereby to decrease the degreasing time remarkably. Further, since the thickness is uniform, the contraction coeffcient becomes uniform, so a high-precision core can be obtained and the cost is also reduced.
Patent JP-H107340-A (JP)
Title: Tension pulley automatic adjusting device of elevator
Inventor: TSUTSUMI HIROTAKA
IPC: B66B7/06
Filed: 1996-06-21
Abstract: PROBLEM TO BE SOLVED: To automatically adjust the position of a tension pullery to the tension of a governor rope. SOLUTION: First and second engaging bodies 28 and 29, for engaging a rail 6, are connected by parallel links 26 and 27, and the engaging bodies 28, 29, and 28 are energized upward, downward, and downward by coil springs A20, B22, and C23 (connected to a tension pulley 4), respectively. When the tension pulley 4 is displaced downward to tilt an arm 18, the parallel links 26 and 27 are displaced downward, until the coil springs A20, B22, and C23 are balanced to make the arm 18 return to a horizontal condition.
Patent JP-H105436-A (JP)
Title: Pachinko ball cleaner
Inventor: KISHINAMI YOSHIO
IPC: A63F7/02
Filed: 1996-06-21
Abstract: PROBLEM TO BE SOLVED: To attain size reduction, reduce a noise generated at cleaning time, and prevent a wasteful use of electric power by forming a clearance capable of passing a single pachinko ball between it and a cleaner sheet, and arranging an outflow restricting means of a pachinko ball in the vicinity of an outer periphery of an inner cylinder arranged so as to be opposed to a rotary board. SOLUTION: In a pachinko ball cleaner 70, a cleaner sheet 11 is installed on a rotary board 10 driven in rotation by a motor 7, and a clearance G1 capable of passing at least a single pachinko ball 2 is formed between it and this cleaner sheet 11, and an inner cylinder 3 is arranged so as to be opposed to the rotary board 10. An outer cylinder 12 as an outflow restricting means to restrict the outflow of a pachinko ball is arranged near an outer periphery of this inner cylinder 3. Therefore, the pachinko ball 2 introduced to the inner cylinder 3 can be efficiently cleaned while contacting with the cleaner sheet 11. The pachinko ball 2 can be reliably cleaned since the outflow is restricted by the outer cylinder 12.
Patent JP-H04360137-A (JP)
Title: Camera
Inventor: KOMATSUZAKI HIROSHI
IPC: G03B17/28
Filed: 1991-06-06
Abstract: PURPOSE:To provide a camera by which a user takes great fun in various printed pictures having different aspect ratios. CONSTITUTION:An aperture 18 having the aspect ratio 2.0 as a standard photographic image plane is adopted, and the aspect ratio of the aperture 18 is changed by making two image plane regulating members 19 and 20 get in from two opposed short sides of the aperture 18 so that photographing may be performed by using at least three image planes having different aspect ratios. Since the length of the short side is not changed even though the aspect ratio is changed, it is unnecessary to change enlarging magnification, which is advantageous to printing operation.
Patent JP-S649292-A (JP)
Title: Production of alternate natural gas
Inventor: HASHIMOTO KENJIRO
IPC: B01D5/00
Filed: 1987-07-01
Abstract: PURPOSE:To obtain the title gas economically, without the necessity of the installation of particular facilities, by introducing a liquefied gas into a mixed gas after a decarbonation step and thereby performing cooling and dehydration simultaneously with heat control for the mixed gas. CONSTITUTION:Mixed gas F contg. methane which is prepd. by conducting steam reforming of a hydrocarbon in reforming step is freed of most of the CO2 contained in the gas F by absorption in an absorber column 1 in a decarbonation step. Subsequently, the mixed gas is brought into contact in an injector 2 with mists of a liquefied gas L introduced and dispersed therein. As a result, the sensible heat of the gas F and the condensation heat of steam are deprived of, thereby attaining evaporation and gasification. Accordingly, the temp. of the gas F is lowered and steam portions are condensed and liquefied. The gas F thus cooled and contg. condensed water is freed of condensed water C in a separator 3, and fed as an alternate natural gas P having a moisture content not greater than that at the dew point.
Patent JP-H0829608-A (JP)
Title: Production of photoresist pattern
Inventor: YAMAMOTO HIROYUKI
IPC: G03F7/20
Filed: 1994-07-14
Abstract: PURPOSE:To control the duty of the diffraction grating to be obtd. and to improve its optical characteristics by forming a photoresist pattern by two-beam interference exposure method and changing the line width of the pattern by using the softening of the photoresist. CONSTITUTION:A SiO2 film produced by thermally oxidizing Si is formed as the material for a diffraction grating 2 on a substrate 3. Then a photoresist 1 for patterning is applied to the film and prebaked. The photoresist 1 is exposed by two-beam interference exposure method and developed to form a photoresist pattern 4 having a trapezoid cross section. This photoresist pattern 4 is subjected to postbaking at higher temp. than the heat-resistant temp. so that the resist is softened to deform into a semicylindrical cross section. Then the photoresist pattern 5 after deformed is used as a mask to process the diffraction grating material 2 by reactive ion etching. By controlling the cross-sectional area of the trapezoid pattern 4 by changing the coating thickness and conditions for exposure and development of the resist, the line width of the diffraction grating can be changed.
Patent JP-2000353506-A (JP)
Title: Battery cover device
Inventor: TANAKA TADAKUNI
IPC: H01M2/10
Filed: 1999-06-09
Abstract: PROBLEM TO BE SOLVED: To make a battery cover hardly open and not to project a battery by reducing moment for opening makes the battery cover by noticing a force that is given to the battery cover according to the battery when a camera is given an impact without affecting an influence on operational feeling of the battery cover. SOLUTION: A battery cover 13 covers a battery housing chamber 14 and opens/closes the battery housing chamber 14 with a rotary motion in a battery cover device. The battery cover 13 is supported with a shaft 12 that is a rotary fulcrum to open/close the battery cover 13. In the battery cover 13, a rib 13a is formed which abuts on a cylindrical battery 16 to thereby generate a force from the cylindrical battery 16 through the shaft 12 so as to make the battery cover 13 in a closing direction.
Patent JP-S5864713-A (JP)
Inventor: KANDA MIKIO
IPC: B29C48/92
Filed: 1981-10-12
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S6224469-A (JP)
Title: Detection system for floppy disc interchange
Inventor: TAKAGI YOSHIAKI
IPC: G11B19/04
Filed: 1985-07-23
Abstract: PURPOSE:To detect interchange of a floppy disc by reading stored data of a track number at disc access time, and comparing the result with a check sum storing the check sum of data. CONSTITUTION:When a floppy disc 6 is accessed first, the number of the accessed track and the check sum of one-track components of data are stored in a prescribed position of the RAM 4. When the disc is accessed next, the track number and one-track components of data stored in the RAM 4 at the preceding access time are read out from the floppy disc 6, and the check sum of data is operated and is compared with the check sum stored in the RAM 4. If the floppy disc 6 is interchanged, data contents are different and the check sum is different even though the same track as the preceding access is accessed, and the comparison results are made dissident, and the interchange is displayed on a CRT display device 2.
Patent JP-H106753-A (JP)
Title: Air conditioning control device of air conditioner system for vehicle
Inventor: SUNAGA HIDEKI
IPC: B60H1/00
Filed: 1996-06-24
Abstract: PROBLEM TO BE SOLVED: To secure air conditioning control based on a switch operation by providing a fail safe means for maintaining transmission to an air conditioner amplifier unit when detecting that only displayed communication data has a communication error. SOLUTION: While data communications are normal between an air conditioner amplifier unit (a) and a display operation part (b), a mode, a fan speed or a temperature is displayed on the display part of the display operation part (b) based on displayed communication data. On the other hand, if a communication error occurs in the displayed communication data transmitted through a displayed communication data line (c), a communication error checking means (e) checks the error of data communications through the displayed communication data line (c). Then, if a communication error is detected, a fail safe means (f) displays an abnormality or a predicted abnormality on the display part of the display operation part (b). However, transmission of switch data to the air conditioner amplifier unit (a) is maintained and air conditioning control based on a switch operation is secured.
Patent JP-H0456153-A (JP)
Title: Semiconductor device and assembly method therefor
Inventor: KUBO KAZUHISA
IPC: H01L23/36
Filed: 1990-06-22
Abstract: PURPOSE:To improve thermal conduction between a cap and a heat sink and to improve an external appearance of the surface of the cap by providing grooves at four corners of the peripheral end of the cap, and providing protrusions in coincidence with the grooves of the cap at an assembly jig. CONSTITUTION:Grooves 2 are provided at a cap 1, protrusions 4 are provided at an assembly jig 3, the grooves 2 are brought into contact with the protrusions 4 and the cap l is surface-adhered to a heat sink 8 by avoiding the contact part. Thus, even if a foreign matter such as sealing solder, etc., is adhered from the jig 3 to the cap l, no foreign matter exists on the adhering surface of the cap l to the sink 8. Accordingly, heat can be desirably escaped from the sink 8 through the cap l. That is, since the surface of the cap l in contact with the jig 3 is avoided to be adhered to the sink 8, even if the cap l is adhered to the jig 3, and solder, etc., is transferred to the cap l, no foreign matter exists between the cap l and the sink 8, excellent close contact is obtained, and thermal conductivity can be improved.
Patent JP-H0717721-A (JP)
Title: Method for controlling temperature of glass in forehearth
Inventor: SHIYUKUHARA EIJI
IPC: C03B7/06
Filed: 1993-06-30
Abstract: PURPOSE:To provide a method for controlling the glass temps. in a forehearth constituted to execute change to a kind different in gob temp. in a short time while maintaining the gob temp. of the kind currently under production in the forehearth of the process for production of glass in stable state. CONSTITUTION:The glass temps. are measured for each of respective zones at the time of setting rising when the production kind is going to be changed. The measured glass temps. are subjected to fuzzy inference by two variables; a change in the set temp. thereof and a deviation from the set temp. by which the change rate of the glass setting temps. in the respective zones are controlled. The gas flow rates of respective burners are then controlled by regulating the set values for the opening degrees of valves of cooling zones and the set values of the respective glass temps.
Patent JP-H0329317-A (JP)
Title: Arrangement apparatus for semiconductor wafer
Inventor: YAMAMOTO AKIMITSU
IPC: H01L21/22
Filed: 1989-06-27
Abstract: PURPOSE:To simply form a wafer arrangement, on a boat, which corresponds to a diffusion treatment by a method wherein wafer water arrangement on the heat is input to an input device, a wafer arrangement data is formed, this data is stored in a first storage device, this data is made to correspond to each diffusion furnace tube and the data is stored in a second storage device. CONSTITUTION:The following are provided: a data input device 24 to which a wafer arrangement of wafers 1 on a boat 49 is input; a processing means 20 which forms a data of the wafer arrangement which has been input by the data input device 24; a first storage device 28 where the wafer arrangement data formed by means of the processing means 20 is stored; a second storage device 29 where the wafer arrangement data stored in the first storage device 28 is stored so as to correspond to individual diffusion furnace tubes 54a to 54d; a device which transfers wafer waters 1 to a prescribed position between a cassette 2 and the boat 49 on the basis of a wafer arrangement pattern which has been stored in the second storage device 29. Thereby, since the wafer 1 can be set in all groove positions of the boat 49 in arbitrary positions, directions and number of various kind of wafer 1, it is possible to correspond to various types of processes.
Patent JP-H0918413-A (JP)
Title: Optical transmitter
Inventor: TOKORO TAKEHIKO
IPC: H04B10/40
Filed: 1995-06-28
Abstract: PURPOSE: To efficiently and exactly control the emitted light wavelength of a light emitting element by outputting a different prescribed detect signal corresponding to whether the emitted light wavelength is longer or shorter than a prescribed wavelength and controlling a temperature control means. CONSTITUTION: When light outputted from a light emitting element LD 32 is longer than a desired wavelength, the output light is guided to a light receiving element 44 based on the detect signal outputted from a branching filter 40, and converted to an electric signal. Afterwards, it is amplified by a preamplifier 48 and supplied to the plus side of an error amplifier 52 and no output light is made incident to a light receiving element 46. Then, the amplifier 52 amplifies the inputted signal, a current corresponding to this signal is inputted to a Peltier element 36, the temperature of the LD 32 is decreased, and the transmitted wavelength is shifted to the short wavelength side.  Besides, when the light outputted from the LD 32 is the light of a wavelength shorter than the desired light, it is guided to the light receiving element 46 by a branching filter 42 and guided through a preamplifier 50 to the minus side of the amplifier 52. Then, the current inputted to the element increases the temperature of the LD 32 and the oscillated wavelength is shifted to the long wavelength side.
Patent JP-S6140929-A (JP)
Title: Operator for oil-pressure shovel
Inventor: KAWASHIMA HIROE
IPC: E02F9/20
Filed: 1984-07-31
Abstract: PURPOSE:To prevent the maloperation of an oil-pressure shovel during the getting-in and -on period as well as to increase the visual field of an operator by a method in which an operating box with a projected operating lever is pivotally supported in a back and forth rocking manner under the floor of an operating room, and the locking of the operating lever and the fixing of the box are made during the front filting period. CONSTITUTION:The operating lever 2 of an oil-pressure shovel is attached to a back and further rocking lever box 5 on the guide bracket 6 having a horizontal axis 7 on the floor 4 of an operating room. The guide bracket 6 has a guide groove 6-1. The box 5 pivotally supports the link of the lever 2 projectionally provided from the upper end, having a fixing lever 9 to fix the box 5 to the groove 6-1 in a forwardly inclined state by a lever 12 provided on the side and a stop lever 18 to fix the lever 2 to make it inoperative. During the nonoperating period of the operating lever 2, the box can be forwardly tilted for making boarding and alighting operations easier and also making the visual field during the backward tilting period better.
Patent JP-S5954811-A (JP)
Title: Connecting rod between piston and crank
Inventor: FUJIKAWA KIYOSHI
IPC: F16C7/04
Filed: 1982-09-18
Abstract: PURPOSE:To enable an engine to be operated with a high compression ratio by installing a spring on a connecting rod or making up the connecting rod with a spring material which can be elongated in the longitudinal direction. CONSTITUTION:A spring is installed on a connecting rod or said rod is made up with a spring material which can be elongated in the longitudinal direction. For example, a resilient spring piece is interposed between the connecting rod and the bearing of a crank pin, whereby elongating the distance therebetween with the aid of the pressure of the spring so as to provide a higher compression ratio of a piston. At the time of explosion the explosive energy is stored as a resilient energy due to the deformation of the spring to shorten the distance therebetween and then discharged to the crankshaft. By mounting the connecting rod of this invention on a gasoline engine, the compression pressure may be used for ignition. The resultant problem of the irregular ignition timing may be dissolved by externally adjusting the ignition timings to be synchronized in a little advanced phase.
Patent JP-H0719550-A (JP)
Title: Weather cover for ventilation fan
Inventor: KAJIMURA HIROSHI
IPC: F24F7/013
Filed: 1993-06-30
Abstract: PURPOSE:To prevent drawing of rain water in a ventilation fan in as small amount as possible. CONSTITUTION:The lower end of a main body 3 of hood is inclined downwardly and its lower end inner side is provided with an inner trough 10. Then, a front side end (the lowest part) of the inner trough 10 is provided with a drain port. Accordingly, rain water adhered to the inner surface of the main body 3 of the hood is collected at the inner trough 10 and drops from a drain port 10a. In addition, a baffle plate 12 is arranged above the drain port 10a, where an air speed is reduced. Further, a part near the drain port 10a is formed into a pipe by the inner trough 10 and the baffle plate 12 so as to prevent water in the inner trough from being reversely flowed. Due to this fact, it is possible to perform an effective prevention of rain water dropped from the drain port 10a from being entered into air flow and suction into the room.
Patent JP-H061937-A (JP)
Title: Recording liquid
Inventor: YOSHIDA YOSHIHARU
IPC: C09D11/00
Filed: 1992-06-22
Abstract: PURPOSE:To provide a recording liquid containing a specific water-soluble dye, quickly dryable while keeping high image quality, having excellent storage stability and useful as a recording liquid for writing utensils or ink-jet printer. CONSTITUTION:The objective recording liquid contains (A) 0.1-10wt.% (preferably 1-5wt.%) of a water-soluble dye of formula I (R1 is H or 1-10C substituent containing one or more groups such as OH and NH2; R2 is 1-10C substituent containing one or more OH, NH2 or C6H5 groups; M is H, Li, Na, ammonium, etc.) (e.g. the compound of formula II, formula III, etc.) and (B) 0.05-8wt.% (preferably 2-6wt.%) of ethanol, 1-propanol or 2-propanol.
Patent JP-S5953278-A (JP)
Inventor: TOKUNAGA RIYOUICHI
IPC: B62J9/00
Filed: 1982-09-18
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。